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Merck

213241

Sigma-Aldrich

硫化锂

99.98% trace metals basis

别名:

硫化锂

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About This Item

经验公式(希尔记法):
Li2S
CAS号:
分子量:
45.95
EC號碼:
MDL號碼:
分類程式碼代碼:
12352300
PubChem物質ID:
NACRES:
NA.23

等級

battery grade

化驗

99.98% trace metals basis

形狀

powder

成份

Li2S

反應適用性

reagent type: catalyst
core: lithium

密度

1.66 g/mL at 25 °C (lit.)

應用

battery manufacturing
battery manufacturing

儲存溫度

2-8°C

SMILES 字串

[Li]S[Li]

InChI

1S/2Li.S

InChI 密鑰

ZWDBUTFCWLVLCQ-UHFFFAOYSA-N

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一般說明

硫化锂 粉末是一种高纯度的无机化合物,外观为白色至 淡黄色结晶粉末。其分子量为45.95 g/mo, 密度为1.82 g/cm³。硫化锂是一种强亲核试剂, 化学式为 Li₂S。它容易与水反应形成氢氧化锂 和硫化氢气体。它也可溶于一些有机溶剂, 如吡啶和二甲亚砜。

應用

高纯度的 硫化锂主要可作为前体用于合成其它 锂化合物,如硫代乙酸锂、 四氟硼酸锂和 thio-LISICON,这些物质可用于 锂离子电池和其它应用。高纯度的硫化锂还可直接用于 电池应用,作为锂硫电池的正极材料。硫化锂的 理论容量高达1166 mAh/g,几乎是锂钴氧化物理论容量的四倍, 作为下一代正极材料其受到广泛 关注。 此外,在半导体行业硫化锂可作为前体 用于生产薄膜晶体管(TFT)和其它 电子设备,特别是硫化锂-氧化磷(Li2S-P2O5) TFT。在化学制造行业它也可作为前体用于制造 氢化锂、硼氢化锂和氨基化锂 ,还用于许多其它应用。

特點和優勢

高纯度-99.98%,令其成为需要较高纯度物质应用的理想选择。

象形圖

Skull and crossbonesCorrosion

訊號詞

Danger

危險聲明

危險分類

Acute Tox. 3 Oral - Eye Dam. 1 - Skin Corr. 1B

安全危害

儲存類別代碼

6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


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